UKMLA PLAB AMC USMLE Prometric MCQ

Question Number 1284

Question:
The following are features of Down's syndrome

a) anterior scalloping of vertebral bodies
b) atlantoaxial subluxation in over 80%
c) The incidence of leukemia is increased by over 100 times
d) hypoplasia of the sinuses
e) a recognised association with Hirschprung's disease